Re: [PATCH] Time: Delay clocksource selection until later in boot

From: john stultz
Date: Tue Jan 17 2006 - 18:46:37 EST


On Tue, 2006-01-17 at 15:43 -0800, Andrew Morton wrote:
> john stultz <johnstul@xxxxxxxxxx> wrote:
> >
> > Delay installing new clocksources until later in boot. This avoids some
> > of the clocksource churn that can occur at boot, possibly allowing the
> > system to run for a brief time with a bad clocksource.
> >
> > This patch resolves the boot time stalls seen by Mattia Dongili.
> >
>
> Except he now thinks that it doesn't. Do you think the patch is good anyway?

I actually do still think its a good idea to avoid the bootup
clocksource churn. I've still got a few ideas for further improving the
TSC registration so I'll probably have another patch or two to try later
this week.

thanks
-john




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